rsync - Dec 2003 - compression fixes adapted for 2.5.7

Erik Jan Tromp adapted my rsync-compress-fix.patch (that fixes some
compression bugs that can cause a copy to terminate) so that it would
apply to 2.5.7 (thanks Erik!).  I'm making it available here:

    http://www.blorf.net/rsync-2.5.7-compress-fix.patch

..wayne..